<template>
  <div class="app-container">

    <!--表格渲染-->

    <div class="title-btns">
      <span class="role-span"> <span></span> 权限列表</span>
      <div style="float: right">
        <!-- 新增 -->
        <div v-permission="['ADMIN','PERMISSION_ALL','PERMISSION_CREATE']" style="display: inline-block;margin: 0px 2px 0px">
          <el-button
            class="filter-item"
            size="mini"
            type="primary"
            icon="el-icon-plus"
            @click="toAdd"
          >新增</el-button>
        </div>
        <div style="display: inline-block;">
          <el-button
            class="filter-item"
            size="mini"
            type="primary"
            icon="el-icon-more"
            @click="expandAll"
          >{{ expand ? '折叠' : '展开' }}</el-button>
        </div>
      </div>
    </div>
    <div class="head-container">
      <!-- 搜索 -->
      <div class="head-search">
        <el-input v-model="query.value" clearable placeholder="输入名称搜索" style="width: 200px;" class="filter-item" @keyup.enter.native="toQuery" />
        <el-button class="filter-item" size="mini" type="primary" icon="el-icon-search" @click="toQuery">搜索</el-button>
        <el-button class="filter-item" size="mini" icon="el-icon-refresh" @click="toReSet">重置</el-button>
      </div>
      <tree-table v-loading="loading" :data="data" :expand-all="expand" :columns="columns" size="small">
        <el-table-column prop="createTime" label="创建日期" align="left">
          <template slot-scope="scope">
            <span>{{ parseTime(scope.row.createDate) }}</span>
          </template>
        </el-table-column>
        <el-table-column v-if="checkPermission(['ADMIN','PERMISSION_ALL','PERMISSION_EDIT','PERMISSION_DELETE'])" label="操作" width="250px" align="center">
          <template slot-scope="scope">
            <el-button v-permission="['ADMIN','PERMISSION_ALL','PERMISSION_EDIT']" size="mini" type="text" @click="toUpdate(scope.row)">修改</el-button>
            <el-popover
              :ref="scope.row.id"
              v-permission="['ADMIN','PERMISSION_ALL','PERMISSION_DELETE']"
              placement="top"
              width="200"
            >
              <p>确定删除吗,如果存在下级节点则一并删除，此操作不能撤销！</p>
              <div style="text-align: right; margin: 0">
                <el-button size="mini" type="text" @click="$refs[scope.row.id].doClose()">取消</el-button>
                <el-button :loading="delLoading" type="primary" size="mini" @click="subDelete(scope.row.id)">确定</el-button>
              </div>
              <el-button slot="reference" type="text" style="margin-left:10px" size="mini">删除</el-button>
            </el-popover>
          </template>
        </el-table-column>
      </tree-table>
    </div>
    <eForm ref="form" :is-add="isAdd" />
  </div>
</template>

<script>
import checkPermission from '@/utils/permission' // 权限判断函数
import treeTable from '@/components/TreeTable'
import initData from '@/mixins/initData'
import { del } from '@/api/system/permission'
import { parseTime } from '@/utils/index'
import eForm from './module/form'
export default {
  components: { eForm, treeTable },
  mixins: [initData],
  data() {
    return {
      columns: [
        {
          text: '名称',
          value: 'name',
          algin: 'center'
        },
        {
          text: '别名',
          value: 'permission',
          algin: 'center'
        }
      ],
      delLoading: false, expand: true
    }
  },
  created() {
    this.$nextTick(() => {
      this.init()
    })
  },
  methods: {
    parseTime,
    checkPermission,
    beforeInit() {
      this.url = 'system/permissions'
      const sort = 'DESC'
      const sortColumn = 'id'
      const query = this.query
      const value = query.value
      this.params = { sortColumn: sortColumn, sort: sort }
      if (value) { this.params['searchValue'] = value }
      return true
    },
    /**
     * 去新增
     */
    toAdd() {
      this.isAdd = false
      this.$refs.form.getPermissions()
      this.$refs.form.resetForm()
      this.$refs.form.dialog = true
    },

    /**
    * 去修改
    */
    toUpdate(data) {
      this.isAdd = false
      const _this = this.$refs.form
      _this.resetForm()
      _this.getPermissions()
      _this.form = { id: data.id, name: data.name, permission: data.permission, pid: data.pid }
      _this.dialog = true
    },

    // 删除
    subDelete(id) {
      this.delLoading = true
      del(id).then(res => {
        this.delLoading = false
        this.$refs[id].doClose()
        this.init()
        this.$notify({
          title: '删除成功',
          type: 'success',
          duration: 2500
        })
      }).catch(err => {
        this.delLoading = false
        this.$refs[id].doClose()
        console.log(err.response.data.message)
      })
    }
  }
}
</script>

<style scoped>

</style>
